Paper 2 CS · UNIT 03 · MOCK TEST

Programming Languages and Computer Graphics — Mock Test 1

25 questions · about 30 minutes. Press End Mock any time to see your score and the correct answers.

0 / 25 answered 00:00

Q1. Match the LIST-I with LIST-II

LIST-I	LIST-II
A. long signed int	I. %lf
B. double	II. %Lf
C. long double	III. %c
D. unsigned character	IV. %ld

Choose the correct answer from the options given below:

AA-II, B-I, C-IV, D-III BA-IV, B-I, C-II, D-III CA-III, B-I, C-II, D-IV DA-I, B-II, C-IV, D-III

Q2. Which of the following are correct about constructors in C++?
A. They have the same name as the class.
B. They can return values.
C. They are called automatically when an object is created.
D. They can be overloaded.
E. They can be inherited.
Choose the correct answer from the options given below:

AA, B, C & D only BA, C & D only CB, C & D only DC, D & E only

Q3. Arrange the following data types in non-decreasing order according to the length of their representation in C++.
A. char
B. int
C. float
D. double
Choose the correct answer from the options given below:

AB, A, C, D BA, B, D, C CD, C, B, A DA, B, C, D

Q4. Which of the following would be the value of z for the C program code?
x = 16;
y = 4;
z = x >> y;

A5 B4 C2 D1

Q5. What will be the output of the following program?

#include<stdio.h>
int main()
{ int i;
  for (i = 0; i++<10; )
    printf("%d", i++);
  return 0;
}

A0 1 2 3 4 5 6 7 8 9 B1 2 3 4 5 6 7 8 C1 3 5 7 9 D2 4 6 8

Q6. Match the LIST-I with LIST-II.

LIST-I	LIST-II
A. Pivot point	I. Reflection
B. Fixed point	II. Shear
C. Mirror image	III. Rotation
D. Distortion	IV. Scaling

Choose the correct answer from the options given below:

AA-III, B-IV, C-I, D-II BA-III, B-IV, C-II, D-I CA-IV, B-III, C-II, D-I DA-I, B-II, C-III, D-IV

Q7. The number of pixel columns divided by the number of scan lines that can be displayed by the system, is called

APixmap BBitmap CAspect ratio DDepth

Q8. The above figure shows a triangle at an original position (vertices labelled 2, 1, 3) to the left of the y-axis, and the same triangle, filled/hatched, at a reflected position (vertices labelled 2, 1, 3) to the right of the y-axis, mirrored about the vertical axis.
A. Reflection of object about x axis.
B. Reflection of object about y axis.
C. Reflection of object about x = 0
D. Reflection of object about y = 0
Choose the correct answer from the options given below:

AA, D only BA, C only CB, C only DB, D only

Q9. What will be the output of the following C programming code:

int i, j;
for(i=1; i<5; i+=2)
  for(j=1; j<i; j+=2)
    printf("%d", j);

A1 B1 2 C1 3 D1 1 3

Q10. What would be the equivalent pointer expression for referring the array element ar[m][n][0]?

A*(*(*(ar) + m + n) + 0) B(*(*(*ar + m) + n) + 0) C(*(*(ar + m) + n) + 0) D*(*(*(ar + m) + n) + 0)

Q11. Which of the following techniques is used for Clipping?

AStack based Seed BScan Line Seed CSutherland-Cohen DInverse Scaling

Q12. Consider the following piece of C programming code:

int x=128, y=110;
do
{
  if(x>y)
    x=x-y;
  else
    y=y-x;
} while(x!=y);
printf("%d",x);

Which one will be the output?

A18 B2 C92 D74

Q13. Match List I with List II

List I	List II
A. Overloading	I. Since function call is resolved during run time, the execution is slow.
B. Early binding	II. Since function call is resolved during compilation time, the execution is much faster.
C. Overriding	III. Supports compile-time polymorphism.
D. Late Binding	IV. Supports run-time polymorphism.

AA-III, B-II, C-I, D-IV BA-IV, B-II, C-III, D-I CA-III, B-II, C-IV, D-I DA-IV, B-I, C-III, D-II

Q14. Consider the following statements for XML (Extensible Markup Language):
A. The number of tags decreases and users can define their own tags.
B. It is used for Presentation.
C. It is case sensitive.
D. It is dynamic.
Which of the above statements are true?

AB, C, D Only BA, B, D Only CA, C, D Only DB, D Only

Q15. Match List I with List II

List I	List II
A. Oblique Projection	I. When the direction of projection is so chosen that the lines perpendicular to the plane of projection are foreshortened.
B. Cavalier Projection	II. When the direction of projection is so chosen that there is no foreshortening of lines perpendicular to the plane of projection.
C. Cabinet Projection	III. When the direction of projection is perpendicular to the plane of projection.
D. Orthographic Projection	IV. When the angle between the projectors and the plane of projection is not equal to 90°.

AA-III, B-II, C-IV, D-I BA-IV, B-II, C-I, D-III CA-III, B-I, C-IV, D-II DA-IV, B-I, C-III, D-II

Q16. What will be the output of the following C programming code:

void main()
{
  int *i, a=12, b=2, c;
  c = (a=a+b, b=a/b, a=a*b, b=a-b);
  i = &c;
  printf("%d", --(*i));
}

A91 B90 C98 D92

Q17. Only legal pointer operations:
A. pointer + number → pointer
B. pointer − number → number
C. pointer + pointer → pointer
D. pointer − pointer → pointer
E. pointer − pointer → number
Choose the most appropriate answer from the options given below:

AA, B, C Only BA, B, D Only CA, B Only DA, E Only

Q18. Consider the operators used in C Programming given below:
A. &&
B. +=
C. >>
D. >=
E. ?:
Choose the correct order of precedence of the operators given above (higher to lower):

AC, D, E, B, A BC, A, D, E, B CC, D, A, E, B DD, C, A, B, E

Q19. Consider the conditional statement if (m == 20 − 10 || n > 10). The order of execution of the following operations is
A. ==
B. −
C. ||
D. >
Choose the correct answer from the options given below:

AD, B, A, C BB, D, C, A CB, D, A, C DA, B, D, C

Q20. Which of the following is NOT true about Global Variables?

AThe values of the global variables which are sent to the called function may be changed inadvertently by the called function. BFunctions are supposed to be independent and isolated modules. This character is lost if they use global variables. CIt is not immediately apparent to the reader which values are being sent to the called function. DA function that uses global variables does not suffer from reusability.

Q21. Arrange the 2-D viewing transformation pipeline.
A. Convert world coordinates to viewing coordinates
B. Map viewing coordinates to normalized viewing coordinates using window-viewport specifications
C. Construct world-coordinate scene using modeling-coordinate transformations
D. Map normalized viewport to device coordinates
Choose the correct answer from the options given below:

AD, C, B, A BD, C, A, B CC, A, B, D DB, C, A, D

Q22. The entire set of parameters, including the return address, that is stored for a procedure invocation is referred to as

Astack frame Bstack base Cstack limit Dstack record

Q23. Consider the following statements:

int x = 10, y = 15;
x = ((x == y) ? (y + x) : (y - x));
What will be the value of x after executing these statements?

A5 B25 C15 D30

Q24. The major adverse side effects of scan conversion are:
A. Staircase appearance
B. Unequal brightness of slanted lines
C. Picket fence problem
D. Rasterization
E. Pre-filtering and Post-filtering
Choose the correct answer from the options given below:

AA & B only BA, B & C only CB, C & D only DC, D & E only

Q25. Match List I (Functions) with List II (Uses of functions)

List I	List II
A. fseek()	I. Gives the current position in the file
B. ftell()	II. Sets the position to the beginning of the file
C. feof()	III. Sets the position to a desired point in the file
D. rewind()	IV. Used to test for an end of file condition

AA-II, B-III, C-I, D-IV BA-III, B-I, C-IV, D-II CA-III, B-I, C-II, D-IV DA-II, B-IV, C-III, D-I